They actually went there
Enlarge the chart so you can see the Y-axis. The chart represents 2 cents drop in the price of gallon of gas over one week. Seriously.
Click on this chart to see the enlarge Y-Axis.
Here’s the price trend during 2021 – the above chart ends up sending the opposite message to the one they intended. They really went there and did that. Face plant.
This is a classic form of cherry picking – to exaggerate a trend, make the Y-axis range very tiny. Or just leave the Y-Axis off entirely! And leave off the X-Axis too! Works great!